Question

오늘 밤 뭐 하기로 한 거 있어? -기로 하- attaches to verbs and generally corresponds to 'decide to'. The pattern is comprised of the nominalizer -기 affixed by the instrumental particle -(으)로 and followed the 하다 verb.-기로 하- is mainly used in its past tense form -기로 했- to express decisions made in the past (before the moment of speaking).-기로 하- cannot be preceded by tense markers.

Accepted Answer

Any plans for tonight?

Front	오늘 밤 뭐 하기로 한 거 있어?
Back	Any plans for tonight?
Notes	-기로 하- attaches to verbs and generally corresponds to 'decide to'. The pattern is comprised of the nominalizer -기 affixed by the instrumental particle -(으)로 and followed the 하다 verb. -기로 하- is mainly used in its past tense form -기로 했- to express decisions made in the past (before the moment of speaking). -기로 하- cannot be preceded by tense markers.

기로 하 Past Tense 오늘 밤 뭐 하기로